A strong earthquake of magnitude 6.5 ( Mw) struck the Central Coast of California at 11:15:56 AM PST (19:15:56 UTC) on Monday, December 22, 2003. The epicenter (Figure 1) was 11 km (7 mile) NE of San Simeon, at a depth of about 8 km (5 mile). Two people were killed and about 40 buildings collapsed or severely damaged at Paso Robles which is located about 39 km (24 mile) from the epicenter. At least 40 people were reported to be injured in the Paso Robles-Templeton area. This preliminary report presents basic information on the epicenter location, intensity of shaking, and performance of buildings in the Central Coast region of the California.


Civil and Environmental Engineering

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